Process Equipment and Plant Design In a thin cylindrical shell, the hoop stress is __________ stress. Compressive Longitudinal Circumferential tensile Radial Compressive Longitudinal Circumferential tensile Radial ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Bubble cap diameter used for the distillation column having diameter ranging from 1.5 to 4.5 metres is about __________ mm. 50 10 100 150 50 10 100 150 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The diameter of a propeller agitator used in agitation tank ranges from __________ percent of the tank diameter and its peripherial speed is normally 300 to 500 metres/minute. 40 to 50 5 to 10 55 to 75 15 to 30 40 to 50 5 to 10 55 to 75 15 to 30 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Multiple blade paddle agitator is used for mixing high viscosity liquids/paste in which the paddle diameter is commonly 0.8 times the tank diameter. However, the width of the blade is in the range of __________ times the paddle diameter. 0.65 to 0.80 0.1 to 0.25 0.5 to 0.6 0.3 to 0.5 0.65 to 0.80 0.1 to 0.25 0.5 to 0.6 0.3 to 0.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Maximum size of the raschig rings used in a packed tower is about __________ of the coloumn diameter. 1/50th 1/20th 1/30th 1/10th 1/50th 1/20th 1/30th 1/10th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pressure drop due to pipe fittings can be estimated by the equation, ΔP/p = 4f.Le/D.V2/2gc, where, Le = equivalent length of straight pipeline which will incur the same frictional loss as the fitting and D = diameter of the fitting. The value of Le/D (dimensionless) for 45° elbow and 180° close return bends would be respectively around 300 and 500 180 and 300 5 and 10 45 and 75 300 and 500 180 and 300 5 and 10 45 and 75 ANSWER DOWNLOAD EXAMIANS APP